353402383 has 4 divisors (see below), whose sum is σ = 368767728. Its totient is φ = 338037040.

The previous prime is 353402359. The next prime is 353402431. The reversal of 353402383 is 383204353.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 353402383 - 2⁵ = 353402351 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353403383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7682638 + ... + 7682683.

It is an arithmetic number, because the mean of its divisors is an integer number (92191932).

Almost surely, 2^353402383 is an apocalyptic number.

353402383 is a deficient number, since it is larger than the sum of its proper divisors (15365345).

353402383 is a wasteful number, since it uses less digits than its factorization.

353402383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15365344.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 353402383 is about 18798.9995212511. Note that the first 3 decimals coincide. The cubic root of 353402383 is about 707.0060951215.

The spelling of 353402383 in words is "three hundred fifty-three million, four hundred two thousand, three hundred eighty-three".